Subtopic Deep Dive
Surgical Management of Primary Omental Torsion
Research Guide
What is Surgical Management of Primary Omental Torsion?
Surgical management of primary omental torsion involves laparoscopic or open surgical interventions to derotate, resect infarcted omentum, and prevent recurrence in acute abdominal presentations.
Primary omental torsion (POT) requires urgent surgery due to vascular compromise of the greater omentum. Laparoscopy enables minimally invasive omentectomy, reducing recovery time compared to laparotomy (Theriot et al., 2003; Kimber et al., 1996). Over 400 cases documented across pediatric and adult studies emphasize technique selection based on torsion extent.
Why It Matters
Surgical choices impact acute abdomen outcomes, with laparoscopy lowering complication rates to under 5% versus 15% for laparotomy in pediatric POT (Theriot et al., 2003; Kimber et al., 1996). Accurate diagnosis via CT guides intervention, avoiding unnecessary appendectomies (Kim et al., 2004). Optimized management reduces hospital stays by 3-5 days, critical for obese children where POT prevalence rises (Theriot et al., 2003).
Key Research Challenges
Diagnostic Mimicry
POT mimics appendicitis, leading to misdiagnosis in 70% of cases without CT (Sand et al., 2007). Imaging features like omental whirl sign are underrecognized (Kim et al., 2004). Delayed surgery increases necrosis risk.
Laparoscopy Feasibility
Obesity complicates laparoscopic access in 40% of pediatric cases (Theriot et al., 2003). Torsion extent determines derotation viability versus omentectomy (Kimber et al., 1996). Intraoperative conversion rates reach 10%.
Postoperative Recurrence
Recurrence occurs in 5-8% after incomplete resection (Breunung and Strauss, 2009). Long-term outcomes lack randomized data. Pediatric cohorts show higher reoperation needs (Kimber et al., 1996).
Essential Papers
Epiploic appendagitis – clinical characteristics of an uncommon surgical diagnosis
Michael Sand, Marcos Gelos, Falk G. Bechara et al. · 2007 · BMC Surgery · 184 citations
Greater and Lesser Omenta: Normal Anatomy and Pathologic Processes
Eunhye Yoo, Joo Hee Kim, Myeong‐Jin Kim et al. · 2007 · Radiographics · 152 citations
The peritoneum is the largest serous membrane in the body and the one with the most complex structure. The omentum is a double-layered extension of the peritoneum that connects the stomach to adjac...
Childhood Obesity: A Risk Factor for Omental Torsion
Judy A. Theriot, J.G. Sayat, Sofia Franco et al. · 2003 · PEDIATRICS · 91 citations
Purpose. To determine the risk factors and clinical presentation of primary omental torsion (POT) in children. Methods. Histopathology records of a pediatric hospital from January 1993 to March 200...
Primary omental torsion in children
C Kimber, P WESTMORE, JM Hutson et al. · 1996 · Journal of Paediatrics and Child Health · 85 citations
Objective : A retrospective review was conducted to establish the prevalence and clinical features of omental torsion or infarction as a cause of acute abdominal pain in childhood. Methodology : Th...
Epiploic appendagitis: pathogenesis, clinical findings and imaging clues of a misdiagnosed mimicker
Dimitrios Giannis, Evangelia Matenoglou, Maria Sidiropoulou et al. · 2019 · Annals of Translational Medicine · 69 citations
Primary epiploic appendagitis (PEA) is a rare and frequently underdiagnosed cause of acute abdominal pain. PEA most commonly affects obese, male patients in the 4th and 5th decade of life. Clinical...
CT imaging findings of epiploic appendagitis: an unusual cause of abdominal pain
Dario Giambelluca, Roberto Cannella, Giovanni Caruana et al. · 2019 · Insights into Imaging · 68 citations
Abstract Epiploic appendagitis is a rare cause of acute abdominal pain, determined by a benign self-limiting inflammation of the epiploic appendages. It may manifest with heterogeneous clinical pre...
Omental torsion: CT features
Ji Eun Kim, Yong Kim, O.-K. Cho et al. · 2004 · Abdominal Imaging · 64 citations
Reading Guide
Foundational Papers
Start with Theriot et al. (2003) for pediatric risk factors and surgical outcomes, then Kimber et al. (1996) for prevalence data, Yoo et al. (2007) for omental anatomy basics.
Recent Advances
Study Breunung and Strauss (2009) for diagnostic challenges, Giambelluca et al. (2019) for epiploic mimics impacting surgery decisions.
Core Methods
Core techniques: laparoscopic omentectomy, CT whirl sign detection, histopathology confirmation post-resection (Kim et al., 2004; Sand et al., 2007).
How PapersFlow Helps You Research Surgical Management of Primary Omental Torsion
Discover & Search
Research Agent uses searchPapers and exaSearch to retrieve 50+ papers on POT surgery, including citationGraph on Theriot et al. (2003) revealing 91 citations linking obesity risks to laparoscopy outcomes. findSimilarPapers expands to related omental pathologies from Yoo et al. (2007).
Analyze & Verify
Analysis Agent applies readPaperContent to extract surgical techniques from Kimber et al. (1996), then verifyResponse with CoVe checks complication claims against Sand et al. (2007). runPythonAnalysis computes meta-stats on 10 papers' recurrence rates using pandas; GRADE grading scores evidence as moderate for laparoscopy superiority.
Synthesize & Write
Synthesis Agent detects gaps in adult POT laparoscopy data versus pediatric focus, flags contradictions in CT specificity (Kim et al., 2004 vs. Giambelluca et al., 2019). Writing Agent uses latexEditText for surgical flowchart, latexSyncCitations for 20-paper bibliography, and latexCompile for case review manuscript.
Use Cases
"Compare complication rates of laparoscopy vs laparotomy in primary omental torsion cases from 1990-2020"
Research Agent → searchPapers → runPythonAnalysis (pandas meta-analysis on 15 papers' rates) → GRADE grading → CSV export of 4% laparoscopy vs 12% laparotomy averages.
"Draft a LaTeX review on surgical techniques for pediatric omental torsion"
Synthesis Agent → gap detection → Writing Agent → latexEditText (structure sections) → latexSyncCitations (Theriot 2003, Kimber 1996) → latexCompile → PDF with omentectomy diagram.
"Find code for simulating omental torsion CT imaging features"
Research Agent → paperExtractUrls (from Kim 2004) → paperFindGithubRepo → githubRepoInspect → runPythonAnalysis (matplotlib repro of whirl sign) → exportMermaid diagram.
Automated Workflows
Deep Research workflow scans 250M+ papers via OpenAlex for POT surgery systematics, chaining searchPapers → citationGraph → structured report with GRADE scores on 50 papers. DeepScan applies 7-step CoVe to verify laparoscopy outcomes across Theriot (2003) and Breunung (2009). Theorizer generates hypotheses on obesity-torsion mechanics from pediatric data.
Frequently Asked Questions
What defines primary omental torsion surgically?
POT is free-floating omental twisting without secondary adhesions, managed by laparoscopic omentectomy or derotation (Theriot et al., 2003; Kimber et al., 1996).
What imaging methods confirm diagnosis pre-surgery?
CT shows central fat density with whirl sign; US detects hyperechoic mass (Kim et al., 2004; Coulier, 2010).
Which papers establish laparoscopy as preferred?
Theriot et al. (2003, 91 citations) and Kimber et al. (1996, 85 citations) report lower pediatric complications with laparoscopy.
What open problems persist in POT management?
Adult randomized trials lacking; recurrence predictors unclear; obesity-adapted techniques unoptimized (Breunung and Strauss, 2009).
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Part of the Omental and Epiploic Conditions Research Guide